/*
 * @Author: 邹涵 zouh@wizpower.com
 * @Date: 2024-05-22 14:23:57
 * @LastEditors: 邹涵 zouh@wizpower.com
 * @LastEditTime: 2024-05-22 15:26:17
 * @FilePath: \rad-freq-res-web\src\utils\echarts.js
 * @Description: 
 */

//立体饼图旋转计算
export function  getParametricEquation(startRatio, endRatio, isSelected, isHovered, k, h) {
    // 计算
    let midRatio = (startRatio + endRatio) / 2;

    let startRadian = startRatio * Math.PI * 2;
    let endRadian = endRatio * Math.PI * 2;
    let midRadian = midRatio * Math.PI * 2;

    // 如果只有一个扇形，则不实现选中效果。
    // if (startRatio === 0 && endRatio === 1) {
    //     isSelected = false;
    // }
    isSelected = false;
    // 通过扇形内径/外径的值，换算出辅助参数 k（默认值 1/3）
    k = typeof k !== 'undefined' ? k : 1 / 3;

    // 计算选中效果分别在 x 轴、y 轴方向上的位移（未选中，则位移均为 0）
    let offsetX = isSelected ? Math.sin(midRadian) * 0.1 : 0;
    let offsetY = isSelected ? Math.cos(midRadian) * 0.1 : 0;

    // 计算高亮效果的放大比例（未高亮，则比例为 1）
    let hoverRate = isHovered ? 1.05 : 1;

    // 返回曲面参数方程
    return {
        u: {
            min: -Math.PI,
            max: Math.PI * 3,
            step: Math.PI / 32,
        },

        v: {
            min: 0,
            max: Math.PI * 2,
            step: Math.PI / 20,
        },

        x: function (u, v) {
            if (u < startRadian) {
                return offsetX + Math.cos(startRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            if (u > endRadian) {
                return offsetX + Math.cos(endRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            return offsetX + Math.cos(u) * (1 + Math.cos(v) * k) * hoverRate;
        },

        y: function (u, v) {
            if (u < startRadian) {
                return offsetY + Math.sin(startRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            if (u > endRadian) {
                return offsetY + Math.sin(endRadian) * (1 + Math.cos(v) * k) * hoverRate;
            }
            return offsetY + Math.sin(u) * (1 + Math.cos(v) * k) * hoverRate;
        },

        z: function (u, v) {
            if (u < -Math.PI * 0.5) {
                return Math.sin(u);
            }
            if (u > Math.PI * 2.5) {
                return Math.sin(u) * h * 0.1;
            }
            return Math.sin(v) > 0 ? 1 * h * 0.1 : -1;
        },
    };
}

//立体饼图样式
export function getPie3D(pieData, internalDiameterRatio) {
    let colorList=['rgba(69, 244, 245,  0.9)', 'rgba(7, 166, 255,  0.9)', 'rgba(255, 208, 118,  0.9)', 'rgba(109, 148, 198, 0.9)', 'rgba(255, 255, 255,  0.9)'];
    let series = [];
    let sumValue = 0;
    let startValue = 0;
    let endValue = 0;
    let legendData = [];
    let k =
        typeof internalDiameterRatio !== 'undefined'
            ? (1 - internalDiameterRatio) / (1 + internalDiameterRatio)
            : 1 / 3;

    // 为每一个饼图数据，生成一个 series-surface 配置
    for (let i = 0; i < pieData.length; i++) {
        sumValue += pieData[i].value;

        let seriesItem = {
            name: typeof pieData[i].name === 'undefined' ? `series${i}` : pieData[i].name,
            type: 'surface',
            parametric: true,
            wireframe: {
                show: false,
            },
            pieData: pieData[i],
            pieStatus: {
                selected: false,
                hovered: false,
                k: 1 / 10,
            },
        };

        if (typeof pieData[i].itemStyle != 'undefined') {
            let itemStyle = {};

            typeof pieData[i].itemStyle.color != 'undefined' ? (itemStyle.color = pieData[i].itemStyle.color) : null;
            typeof pieData[i].itemStyle.opacity != 'undefined'
                ? (itemStyle.opacity = pieData[i].itemStyle.opacity)
                : null;

            seriesItem.itemStyle = itemStyle;
        }
        series.push(seriesItem);
    }

    // 使用上一次遍历时，计算出的数据和 sumValue，调用 getParametricEquation 函数，
    // 向每个 series-surface 传入不同的参数方程 series-surface.parametricEquation，也就是实现每一个扇形。
    for (let i = 0; i < series.length; i++) {
        endValue = startValue + series[i].pieData.value;

        series[i].pieData.startRatio = startValue / sumValue;
        series[i].pieData.endRatio = endValue / sumValue;
        series[i].parametricEquation = getParametricEquation(
            series[i].pieData.startRatio,
            series[i].pieData.endRatio,
            false,
            false,
            k,
            series[i].pieData.value
        );

        startValue = endValue;

        legendData.push(series[i].name);
    }

    // // 补充一个透明的圆环，用于支撑高亮功能的近似实现。
    series.push({
        name: 'mouseoutSeries',
        type: 'surface',
        parametric: true,
        wireframe: {
            show: false,
        },
        itemStyle: {
            opacity: 0.1,
            color: '#E1E8EC',
        },
        parametricEquation: {
            u: {
                min: 0,
                max: Math.PI * 2,
                step: Math.PI / 20,
            },
            v: {
                min: 0,
                max: Math.PI,
                step: Math.PI / 20,
            },
            x: function (u, v) {
                return ((Math.sin(v) * Math.sin(u) + Math.sin(u)) / Math.PI) * 2;
            },
            y: function (u, v) {
                return ((Math.sin(v) * Math.cos(u) + Math.cos(u)) / Math.PI) * 2;
            },
            z: function (u, v) {
                return Math.cos(v) > 0 ? -0.5 : -5;
            },
        },
    });

    // // 补充一个透明的圆环，用于支撑高亮功能的近似实现。
    series.push({
        name: 'mouseoutSeries',
        type: 'surface',
        parametric: true,
        wireframe: {
            show: false,
        },
        itemStyle: {
            opacity: 0.1,
            color: 'rgba(101, 153, 164, 0.24)',
        },
        parametricEquation: {
            u: {
                min: 0,
                max: Math.PI * 2,
                step: Math.PI / 20,
            },
            v: {
                min: 0,
                max: Math.PI,
                step: Math.PI / 20,
            },
            x: function (u, v) {
                return ((Math.sin(v) * Math.sin(u) + Math.sin(u)) / Math.PI) * 2;
            },
            y: function (u, v) {
                return ((Math.sin(v) * Math.cos(u) + Math.cos(u)) / Math.PI) * 2;
            },
            z: function (u, v) {
                return Math.cos(v) > 0 ? -5 : -7;
            },
        },
    });
    series.push({
        name: 'mouseoutSeries',
        type: 'surface',
        
        parametric: true,
        wireframe: {
            show: false,
        },
        itemStyle: {
            opacity: 0.1,
            color: '#E1E8EC',
        },
        parametricEquation: {
            u: {
                min: 0,
                max: Math.PI * 2,
                step: Math.PI / 20,
            },
            v: {
                min: 0,
                max: Math.PI,
                step: Math.PI / 20,
            },
            x: function (u, v) {
                return ((Math.sin(v) * Math.sin(u) + Math.sin(u)) / Math.PI) * 2.2;
            },
            y: function (u, v) {
                return ((Math.sin(v) * Math.cos(u) + Math.cos(u)) / Math.PI) * 2.2;
            },
            z: function (u, v) {
                return Math.cos(v) > 0 ? -7 : -7;
            },
        },
    });

    // 准备待返回的配置项，把准备好的 legendData、series 传入。
    let option = {
        // animation: false,
        backgroundColor: '#163043',
          // animation: false,
        backgroundColor: '#163043',
        fontFamily: 'Source Han Sans CN',
        legend: {
          icon: 'none',
          orient: 'vertical',
          data: pieData.map((dItem,dIndex) => {
            return {
              ...dItem,
              textStyle: {
                rich: {
                  iconName: {
                    width: 4,
                    height: 16,
                    borderRadius: 5,
                    backgroundColor: colorList[dIndex],
                  },
                  percent: {
                    color: colorList[dIndex],
                  },
                }
              },

            }
          }),
          right: '5%',
          bottom: '10%',
          itemGap: 30,
          itemWidth: 12,
          itemHeight: 12,
          selectedMode: false, // 关闭图例选择
          textStyle: {
            color: '#fff',
            fontSize: 28,
            fontFamily: 'Source Han Sans CN',
            rich: {
              // iconName: {
              //   width: 5,
              //   height: 8,
              //   backgroundColor: '#ff00ff'
              // },
              name: {
                color: '#FFF',
                fontSize: 28,
                width: 140,
                padding: [0, 0, 0, 10],
              },
              value: {
                color: '#2BDFD4',
                fontFamily: 'PangMenZhengDao',
                fontSize: 28,
                width: 80,
                padding: [0, 0, 0, 30]
              },
              percent: {
                color: '#2BDFD4',
                fontFamily: 'PangMenZhengDao',
                fontSize: 28,
                padding: [0, 0, 0, 30]
              },
              unit: {
                color: '#ACDCE4',
                fontSize: 24,
                padding: [0, 0, 0, 5]
              }
            }
          },
          formatter: name => {
            let obj = pieData.find(item => item.name === name);
            let datas = pieData;
            let total = 0;
            let target = obj.value
            for (let i = 0; i < datas.length; i++) {
              total += Number(datas[i].value);
            }
            const arr = [
              `{iconName|}{name|${name}}{value|${obj.value}}{percent|${((target / total) * 100).toFixed(0)}}{unit|%}`
            ];
            return arr.join('')
          }
        },

      
        xAxis3D: {},
        yAxis3D: {},
        zAxis3D: {},
        grid3D: {
            viewControl: {
                autoRotate: true, // 自动旋转
            },
            // left: '4%',
            height: '150%',
            width: '100%',
            top: '-40%',
            show: false,
            boxHeight: 50,
        },
        series: series,
    };
    return option;
}

//处理大屏分辨率底图错位点击不上的情况
export function resizeFun(){
    let bili=document.body.style.zoom
    // 处理缩放导致canvas定位异常
    document.styleSheets[document.styleSheets.length - 1].insertRule('canvas {zoom: ' + 1 / bili + '}');
    document.styleSheets[document.styleSheets.length - 1].insertRule('canvas {transform: scale(' + bili + ')}');
    document.styleSheets[document.styleSheets.length - 1].insertRule('canvas {transform-origin: 0 0}');
}

//获取圆上面某点的坐标(x0,y0表示坐标，r半径，angle角度)
export function getCirlPoint(x0, y0, r, angle) {
    let x1 = x0 + r * Math.cos(angle * Math.PI / 180)
    let y1 = y0 + r * Math.sin(angle * Math.PI / 180)
    return {
        x: x1,
        y: y1
    }
}
